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Six-Sided: Cuboid
1x1x2 RoadblockAlthough it tries to look like a 1x1x2 this puzzle is a 1x2x3.
1x1x4A stupid cuboid built just for the sake of completeness.
1x1x5A stupid cuboid built just for the sake of completeness.

1x2x2It is not a boob cube but a boob can solve this one too.
1x2x3A very simplistic cuboid but a must for completionists.
1x2x3 2x2x3 mashupA 1x2x3 with four additional cuts and therefore a lot more positions.

1x2x3 BabyfaceThe babyface variant of the 1x2x3
1x2x3 Fisher CubeA 1x2x3 rotated inside its solid.
1x2x3 Square-1A prismatic puzzle in cuboidal shape.

1x2x4A cuboid which can be viewed as combination of 1x2x2 and 1x2x3.
1x2x5A fully functional 1x2x5
1x2x7Another rather early case of cuboid going into large dimensions.

1x2x9Another case of twistypuzzle extremism. A proof-of-concept how far a mechanism can be driven.
1x3x3 aka Floppy CubeA functional proportional looking 1x3x3
1x3x3 Mental Block (aka Mental Flop)Looks like 1x3x3 but is built from a 2x2x3.

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